<?php

include_once("parser.php");

class forchanParser  extends Parser{
	function __construct() {
		parent::__construct();
		$this->url = "http://boards.4chan.org/v/";
		$this->name = "4chan";
	}
	
	function scrapePosts() {
		$ch = curl_init();
		curl_setopt($ch, CURLOPT_URL, $this->url);
		curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
		$html = curl_exec($ch);      
		curl_close($ch);
		
		$dom = new domDocument;
		@$dom->loadHTML($html);
		$dom->preserveWhiteSpace = true;
		$finder = new DomXPath($dom);
		$classname = " thing id-t3";
		
		$threads = $finder->query("//div[@class='board']/div[@class='thread']/div[@class='postContainer opContainer']/div[@class = 'post op']/blockquote");
		$images = $finder->query("//div[@class='board']/div[@class='thread']/div[@class='postContainer opContainer']/div[@class = 'post op']/div[@class = 'file']/a[@class = 'fileThumb']");
		$replys = $finder->query("//div[@class='board']/div[@class='thread']/div[@class='postContainer opContainer']/div[@class = 'post op']/div[@class = 'postInfo desktop']/span[@class='postNum']/span/a");
		$nodeNo = $threads->length;
		$posts = array();
		for($i=0; $i<$nodeNo; $i++) {
			$post = new Post();
			$post->rank = ($i+1);
			//echo $threads->item($i)->nodeValue . '<br>';
			$post->content = $threads->item($i)->nodeValue;
			//echo "<img src=".$images->item($i)->getAttribute('href') . '><br>';
			$post->image = $images->item($i)->getAttribute('href');
			//echo "http://boards.4chan.org/v/".$replys->item($i)->getAttribute('href') . '<br>';
			$post->url = "http://boards.4chan.org/v/".$replys->item($i)->getAttribute('href') ;
			$node = $threads->item($i);
			array_push($posts, $post);
		}
		return $posts;
	}
}

?>